<!DOCTYPE html>
<html>
<head>
<style>
body
{
margin:0;
padding:0;
}
.container
{
position:relative;
width:100%;
}
.right
{
position:absolute;
right:0px;
width:300px;
background-color:#b0e0e6;
}
</style>
</head>
<body>
<div class="container">
<div class="right">
<p><b>注释：</b>当使用 position 属性进行对齐时，请始终包含 !DOCTYPE 声明！如果省略，则会在 IE 浏览器中产生奇怪的结果。</p>
</div>
</div>
</body>
</html>